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Finding the Fourth Proportional to 178,032.90, 267,200.55 and 72,927.30

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Solution

The fourth proportional to 178,032.90, 267,200.55 and 72,927.30 is: 109,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,032.90 : 267,200.55 = 72,927.30 : x
  2. Step 2: Convert to fraction form
    178,032.90/267,200.55 = 72,927.30/x
  3. Step 3: Cross multiply
    178,032.90x = 267,200.55 × 72,927.30
  4. Step 4: Simplify right side
    178,032.90x = 19,486,214,670.02
  5. Step 5: Solve for x
    x = 19,486,214,670.02/178,032.90
  6. Step 6: Final answer
    x = 109,452.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.